This document provides a lesson on stars and planets. It begins with defining stars as lighting bodies that emit heat and light of different sizes located in space. It then discusses the components of the solar system, including the Sun, 8 planets, moons, and other celestial bodies. Each planet's name is listed and their characteristics such as sizes are described. The lesson aims to define key terms and help students understand the makeup of the solar system.

1. science
Lesson about : stars and planets
Prepare : Abeer Mohamed
Ahmed
Under the subervision of Dr.
Hussein abdel-basit

2. primary 4.
First term.
Unit two-lesson one
Stars and planets

3. At the end of lesson ,student
should be able to:
• Define of the stars.
• recognize about components of the solar system.
• Define of the sun.
• Define of planets.
• Recognize the number of planets and their names.
• Recognize about characteristics of planets and sizes.

4. Elements of content:
• Definition of stars.
• Components of solar system.
• Definition of the sun.
• Definition of planets.
• Names of planets.
• Characteristics of planets.
• Size of planets.

5. Definition of stars:
• Stars are lighting bodies emits heat and light with different
sizes in the space.
•Give reason: stars seems very small to us.
•Answer: because they are very far from us.

6. Solar system consists of:
1) Sun
2) 8 planets
3) Moons
4) Celestial bodies such as(Asteroid-Comet-Meteor-
Meteoroids)

7. Sun is characterized by the following:
 Sun is the center of solar system.
 Sun is a shining star.
 Sun radiates light and heat.
 Sun is the nearest star to us.
 Sun is the star of the solar system.
 Sun is medium size star.
 Sun is the biggest body in the solar system.
Give reason: although sun is a medium size star it
seems the biggest one to us.
Answer: because it is the nearest star to us.

8. Definition of planets:
• Planets are eight dark bodies that revolve around the sun in
fixed orbits.

9. Names of planets:
1) Mercury
2) Venus
3) Earth
4) Mars
5) Jupiter
6) Saturn
7) Uranus
8) Neptune

10. Planets are characterized by the following:

11. Size of planets:
•The nearest planet to the sun is mercury.
•The farthest planet to the sun is Neptune.
•The biggest planets is Jupiter.
•The smallest planets is mercury.
•Earth is between Venus and mars.

12. Summarize of the lesson:
•Today we talk about definition of stars ,components
of the solar system ,definition of the sun , definition
of planets, names of planets , characteristics of
planets, and size of planets
Good bye.